856608-74-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 856608-74-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,6,6,0 and 8 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 856608-74:
(8*8)+(7*5)+(6*6)+(5*6)+(4*0)+(3*8)+(2*7)+(1*4)=207
207 % 10 = 7
So 856608-74-7 is a valid CAS Registry Number.